Home / 124,424.28-171,710.10-70,718.40

Finding the Fourth Proportional to 124,424.28, 171,710.10 and 70,718.40

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Solution

The fourth proportional to 124,424.28, 171,710.10 and 70,718.40 is: 97,594.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,424.28 : 171,710.10 = 70,718.40 : x
  2. Step 2: Convert to fraction form
    124,424.28/171,710.10 = 70,718.40/x
  3. Step 3: Cross multiply
    124,424.28x = 171,710.10 × 70,718.40
  4. Step 4: Simplify right side
    124,424.28x = 12,143,063,535.84
  5. Step 5: Solve for x
    x = 12,143,063,535.84/124,424.28
  6. Step 6: Final answer
    x = 97,594.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.